Polar M400 vs. Withings Activite Steel vs. Garmin Vivosmart 3 vs. Mobvoi TicWatch S2 vs. Mobvoi TicWatch e2

 
M400
Activite Steel
Vivosmart 3
TicWatch S2
TicWatch e2
 PolarM400Remove Buy NowWithingsActivite SteelRemove Buy NowGarminVivosmart 3Remove Buy NowMobvoiTicWatch S2Remove Buy NowMobvoiTicWatch e2Remove Buy Now

Basic Info

Suggested Price$200$170$139.99$180$200
Release20142015201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 hours to 30 days8 months5 days2 DAYS1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a64 x 128400 x 400360 x 360
Sizen/a1.3 inchesNA1.39 inches1.2 inches
Touch
Typen/aAnalogOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATM5 ATMIP68

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSWear OS
Apps
Music

All Wearables